GetLargestFolders Powershell

GetLargestFolders

//Get Largest Folders by Curtis White + ChatGPT
//PS script copy/paste. 
//Not human reviewed but appears to work.

function Get-FolderSize {
    param (
        [string]$Path
    )

    Get-ChildItem $Path -Recurse -File -ErrorAction SilentlyContinue | 
        Measure-Object -Property Length -Sum | 
        Select-Object @{
            Name="Path";
            Expression={$Path}
        },
        @{
            Name="SizeMB";
            Expression={[math]::Round(($_.Sum / 1MB), 2)}
        }
}

function Display-LargestFolders {
    param (
        [string]$Path,
        [int]$Top,
        [int]$Level,
        [string]$Indent = "",
        [double]$MinSizeMB = 2096  # GB
    )

    $largestFolders = Get-ChildItem $Path -Directory -ErrorAction SilentlyContinue | Where-Object { $_.Name -ne 'Windows' } | ForEach-Object {
        Get-FolderSize -Path $_.FullName
    } | Where-Object { $_.SizeMB -gt $MinSizeMB } | Sort-Object @{Expression="SizeMB"; Descending=$true} | Select-Object -First $Top

    $largestFolders | ForEach-Object {
        Write-Host "$Indent$($_.Path) - $($_.SizeMB) MB"
        if ($Level -gt 1) {
            Display-LargestFolders -Path $_.Path -Top $Top -Level ($Level - 1) -Indent ("$Indent    ") -MinSizeMB $MinSizeMB
        }
    }
}

function Get-LargestFolders {
    param (
        [string]$Path = "C:\",
        [int]$Top = 20,
        [int]$Depth = 5
    )

    Display-LargestFolders -Path $Path -Top $Top -Level $Depth
}

Get-LargestFolders